import {ADD_PERSON} from '../constant'

const initState = [{id: '01', name: 'tom', age: 18}]
export default function personReducer(perState = initState, action){
   const {type, data} = action
   switch(type) {
    case ADD_PERSON:
        return [data, ...perState]
    default:
        return perState
   }

}